change description and gem version

igetui-ruby.gemspec

@@ -10,20 +10,19 @@ Gem::Specification.new do |spec|
   spec.authors       = ["Victor Wang"]
   spec.email         = ["QQ: 22674812"]
   spec.summary       = "igetui.com ruby sdk"
-  spec.description   = "igetui.com ruby sdk"
+  spec.description   = "ruby-sdk of igetui.com push notification service"
   spec.homepage      = "https://github.com/wjp2013/igetui-ruby"
   spec.license       = "MIT"
-
-  # spec.files         = `git ls-files -z`.split("\x0")
+  spec.files         = `git ls-files -z`.split("\x0")
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
   spec.extra_rdoc_files = ["README.md"]
 
-  spec.add_development_dependency "bundler", "~> 1.5"
-  spec.add_development_dependency "rake"
-
+  spec.add_dependency "json", '~> 1.8', ">= 1.8.1"
   spec.add_dependency "ruby-protocol-buffers", '~> 1.5', '>= 1.5.1'
 
+  spec.add_development_dependency "bundler", "~> 1.5"
+  spec.add_development_dependency "rake", '~> 10.3', '>= 10.3.1'
   spec.add_development_dependency "minitest", '~> 5.4', '>= 5.4.0'
 end